I need help the image is referring to the Byzantine empire

Donald is studying the eating habits of all students attending his school. he samples the population by dividing the students into groups by grade level and randomly selecting a proportionate number of students from each group. he then collects data from the sample. which type of sampling is used? select the correct answer below: systematic sampling convenience sampling stratified sampling cluster sampling

The most likely reason why an ancient greek might worship more than one god is that?

Which statement correctly explains land ownership in arizona?